| Nominal Species (n = 6) | Present allocation (n = 6) | Ref. |
|---|---|---|
| Margelopsis australis Browne, 1910 | Margelopsis australis | 19 |
| Nemopsis gibbesi Mccrady, 1859 | Margelopsis gibbesii | 2992 |
| Margelopsis haeckeli Hartlaub, 1897 | Margelopsis haeckeli | 19 |
| Margelopsis hartlaubi Browne, 1903 | Margelopsis hartlaubi | 19 |
| Climacocodon ikarii Uchida, 1924 | Climacocodon ikarii | 19 |
| Pelagohydra mirabilis Dendy, 1902 | Pelagohydra mirabilis | 19 |